GB/T 12459  等径三通 DN 300-3TSA=7� �c

DN 300-3 TSA=7� �c

BL32-16M2400)-00210(a)-10r2 RJ S0-

BL400-16 RFC=40 H=1f d=280hRF6 RFr70pamprf sF B=4

DN15/PN25/01E

47023C-RF800-1.6/48-12016 RFS0-

BⅠ273 F/RF1200-.50

BL 500(B)-40 FF000

WN 100(B)-63 RF0 L=12.R

SO 25-16 RF9S=4 f2=4 D=2

3 FM